alum root 'Zipper'
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A slow-growing, clump-forming perennial, with leaves which form a mound 20cm high and which emerge orange in spring, becoming golden amber in summer, orange in autumn and golden amber in winter, and which are very ruffled so that the magenta-pink undersides are also visible, and white flowers in summer and autumn

Scientific classification
- Species
- alum root 'Zipper' (Heuchera 'Zipper')
- Genus
- Heuchera
- Family
- Saxifragaceae
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- Toxicity
- Herbaceous Perennial
- Plant type
- 0.1-0.5 metres
- Height
- 0.1-0.5 metres
- Spread
- Evergreen
- Foliage
- Clump forming
- Habit
- Spring · Summer · Autumn · Winter
- Season of interest
- Full shade · Full sun · Partial shade
- Sunlight
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- Ideal temperature
alum root 'Zipper' pictures
Distribution of alum root 'Zipper'
Distribution map
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Culture
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Toxicity
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Quick identification of alum root 'Zipper'
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alum root 'Zipper' care guide
- Moderate regular watering, allowing brief slight drying between soakings
- Watering
- Full shade · Full sun · Partial shade
- Sunlight
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- Ideal temperature
Watering
Moderate regular watering, allowing brief slight drying between soakings
Fertilizing
Balanced perennial feed every four weeks from spring through summer
Pruning
No pruning required, but old leaves and flower stems may be removed to improve appearance
Propagation
Propagate by division in late summer or early autumn; propagation for resale is prohibited without a licence
Growing
Grow in fertile, humus-rich, moist but well-drained soil, in sun, where it will colour more richly, or in partial shade or full shade, and mulch every year; the rootstock tends to push upwards, so every few years, in late summer or early autumn, divide and re-plant with only the crown above ground
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Common pests and diseases
Diseases
May be affected by heuchera rust
Pests
Prone to vine weevils and leaf and bud eelworm
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